Sentence examples for has evolved repeatedly from inspiring English sources

Ovules are basically crassinucellate (with ample nucellar tissue), but the tenuinucellate condition (without a parietal cell) has evolved repeatedly within several families.

Thus, divergent genomic GC content has evolved repeatedly in widely separated bacterial taxa.

Taken together, these data indicate that divergent bacterial genomic GC content has evolved repeatedly and is actively maintained by contemporary bacterial species.

It thus appears that the evolution of diploid male fertility is neither dependent on a solitary or gregarious lifestyle nor on taxon, but rather has evolved repeatedly and independently.

During the course of treatment resistance has evolved repeatedly in several patients.

Hermaphroditism, however, is common among teleosts and has evolved repeatedly in different lineages [ 31].

Bulbs have evolved repeatedly in several lines and occur among many members of Asparagales.

Fishes have been in existence for more than 450 million years, during which time they have evolved repeatedly to fit into almost every conceivable type of aquatic habitat.

Given that the same habitat specialist types have evolved repeatedly on the islands, we might also expect them to occur on the mainland.

These groups have evolved along parallel lines, and features such as highly projectile tongues, loss of lungs, and loss of fifth toes have evolved repeatedly, even within the same family.

Deep corolla tubes and long tongues have evolved repeatedly and in different habitats.